Questions

Name the gas used in preparation of bleaching powder

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.
John as well as his friends always _____ the permission of his mother before going for a rugby match.

Which instrument is used for measuring humidity of atmosphere?

What is the SI unit of pressure?

Which of the following is not a vector quantity?

The largest irrigation canal in India is _____________

The most abundant metal in the Earth's crust is

What is the SI unit of electric current?